img {
  vertical-align: middle;
  border-style: none;
  page-break-inside: avoid;
}

.img-thumbnail {
  padding: 0.25rem;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 0.25rem;
  -webkit-transition: all .2s ease-in-out;
  -o-transition: all .2s ease-in-out;
  transition: all .2s ease-in-out;
  display: inline-block;
  max-width: 100%;
  height: auto;
}
.img-rounded {
  border-radius: 0.3rem;
}
.img-circle {
  border-radius: 50%;
}
.img-fluid,
.img-responsive,
.thumbnail img {
  display: block;
  max-width: 100%;
  height: auto;
}
.figure {
  display: inline-block;
}

.embed-responsive {
  position: relative;
  display: block;
  height: 0;
  padding: 0;
  overflow: hidden;
}

.embed-responsive .embed-responsive-item,
.embed-responsive iframe,
.embed-responsive embed,
.embed-responsive object,
.embed-responsive video {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.embed-responsive-21by9 {
  padding-bottom: 42.857143%;
}

.embed-responsive-16by9 {
  padding-bottom: 56.25%;
}

.embed-responsive-4by3 {
  padding-bottom: 75%;
}

.embed-responsive-1by1 {
  padding-bottom: 100%;
}

.thumbnail {
  display: block;
  padding: 4px;
  margin-bottom: 20px;
  line-height: 1.42857143;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 4px;
  -webkit-transition: border .2s ease-in-out;
       -o-transition: border .2s ease-in-out;
          transition: border .2s ease-in-out;
}
.thumbnail > img,
.thumbnail a > img {
  margin-right: auto;
  margin-left: auto;
}
a.thumbnail:hover,
a.thumbnail:focus,
a.thumbnail.active {
  border-color: #337ab7;
}
.thumbnail .caption {
  padding: 9px;
  color: #333;
}